zopefoundation/zope.component | Build 4696882551 | src/zope/component/tests/test__api.py | Coveralls

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""" Tests for z.c._api

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import unittest

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from zope.component.tests import fails_if_called

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class Test_getSiteManager(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component._api import getSiteManager

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        return getSiteManager(*args, **kw)

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    def test_sm_is_IComponentLookup(self):

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        from zope.interface.interfaces import IComponentLookup

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        sm = self._callFUT()

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        self.assertTrue(IComponentLookup.providedBy(sm))

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    def test_sm_is_singleton(self):

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        from zope.component.globalregistry import base

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        sm = self._callFUT()

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        self.assertTrue(sm is base)

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        self.assertTrue(self._callFUT() is sm)

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    def test_w_None(self):

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        self.assertTrue(self._callFUT(None) is self._callFUT())

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    def test_getSiteManager_w_conforming_context(self):

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        from zope.component.tests.examples import ConformsToIComponentLookup

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        sitemanager = object()

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        context = ConformsToIComponentLookup(sitemanager)

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        self.assertTrue(self._callFUT(context) is sitemanager)

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    def test_getSiteManager_w_invalid_context_no_adapter(self):

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        from zope.interface.interfaces import ComponentLookupError

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        self.assertRaises(ComponentLookupError, self._callFUT, object())

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    def test_getSiteManager_w_invalid_context_w_adapter(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import IComponentLookup

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        from zope.component.globalregistry import getGlobalSiteManager

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        gsm = getGlobalSiteManager()

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        sm = object()

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        def _adapt(x):

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            return sm

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        gsm.registerAdapter(_adapt, (Interface,), IComponentLookup, '')

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        self.assertTrue(self._callFUT(object()) is sm)

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class Test_getAdapterInContext(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import getAdapterInContext

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        return getAdapterInContext(*args, **kw)

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    def test_miss(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import ComponentLookupError

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        class IFoo(Interface):

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            pass

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        self.assertRaises(ComponentLookupError,

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    def test_hit_via_sm(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.interface.registry import Components

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        from zope.component import getGlobalSiteManager

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        from zope.component.tests.examples import ConformsToIComponentLookup

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IFoo)

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        class Global:

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            __init__ = fails_if_called(self)

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        @implementer(IFoo)

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        class Local:

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            def __init__(self, context):

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                self.context = context

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        @implementer(IBar)

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        class Bar:

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            pass

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        class Context(ConformsToIComponentLookup):

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            def __init__(self, sm):

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                self.sitemanager = sm

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        gsm = getGlobalSiteManager()

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        gsm.registerAdapter(Global, (IBar,), IFoo, '')

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        sm1 = Components('sm1', bases=(gsm, ))

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        sm1.registerAdapter(Local, (IBar,), IFoo, '')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, context=Context(sm1))

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        self.assertTrue(adapted.__class__ is Local)

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        self.assertTrue(adapted.context is bar)

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class Test_queryAdapterInContext(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import queryAdapterInContext

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        return queryAdapterInContext(*args, **kw)

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    def test_miss(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        self.assertEqual(

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    def test_w_object_conforming(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        _adapted = object()

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        class Foo:

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            def __conform__(self, iface, default=None, _test=self):

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                _test.assertIs(iface, IFoo)

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                return _adapted

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        self.assertTrue(

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    def test___conform___raises_TypeError_via_class(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        class Foo:

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            __conform__ = fails_if_called(self, arguments=False)

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        self.assertEqual(self._callFUT(Foo, IFoo, context=None), None)

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    def test___conform___raises_TypeError_via_inst(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        class Foo:

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            def __conform__(self, iface, default=None):

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                raise TypeError

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        self.assertRaises(TypeError,

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    def test_w_object_implementing(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        class IFoo(Interface):

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            pass

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        @implementer(IFoo)

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        class Foo:

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            pass

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        foo = Foo()

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        self.assertIs(

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class Test_getAdapter(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import getAdapter

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        return getAdapter(*args, **kw)

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    def test_anonymous_nonesuch(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import ComponentLookupError

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        class IFoo(Interface):

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            pass

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        self.assertRaises(ComponentLookupError,

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    def test_named_nonesuch(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import ComponentLookupError

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        class IFoo(Interface):

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            pass

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        self.assertRaises(ComponentLookupError,

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    def test_anonymous_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IFoo)

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        class Baz:

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            def __init__(self, context):

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                self.context = context

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        getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, '')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, '')

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        self.assertTrue(adapted.__class__ is Baz)

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        self.assertTrue(adapted.context is bar)

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    def test_anonymous_hit_registered_for_None(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        @implementer(IFoo)

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        class Baz:

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            def __init__(self, context):

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                self.context = context

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        getGlobalSiteManager().registerAdapter(Baz, (None,), IFoo, '')

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        ctx = object()

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        adapted = self._callFUT(ctx, IFoo, '')

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        self.assertTrue(adapted.__class__ is Baz)

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        self.assertTrue(adapted.context is ctx)

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    def test_named_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IFoo)

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        class Baz:

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            def __init__(self, context):

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                self.context = context

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        getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, 'named')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, 'named')

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        self.assertTrue(adapted.__class__ is Baz)

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        self.assertTrue(adapted.context is bar)

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class Test_queryAdapter(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import queryAdapter

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        return queryAdapter(*args, **kw)

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    def test_anonymous_nonesuch(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        self.assertEqual(self._callFUT(object(), IFoo, '', '<default>'),

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    def test_named_nonesuch(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        self.assertEqual(self._callFUT(object(), IFoo, 'bar'), None)

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    def test_anonymous_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IFoo)

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        class Baz:

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            def __init__(self, context):

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                self.context = context

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        getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, '')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, '')

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        self.assertTrue(adapted.__class__ is Baz)

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        self.assertTrue(adapted.context is bar)

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    def test_named_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IFoo)

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        class Baz:

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            def __init__(self, context):

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                self.context = context

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        getGlobalSiteManager().registerAdapter(Baz, (IBar,), IFoo, 'named')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, 'named')

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        self.assertTrue(adapted.__class__ is Baz)

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        self.assertTrue(adapted.context is bar)

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    def test_nested(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.interface.registry import Components

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        from zope.component import getGlobalSiteManager

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        from zope.component.tests.examples import ConformsToIComponentLookup

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        @implementer(IFoo)

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        class Global:

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            __init__ = fails_if_called(self)

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        @implementer(IFoo)

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        class Local:

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            def __init__(self, context):

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                self.context = context

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        @implementer(IBar)

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        class Bar:

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            pass

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        class Context(ConformsToIComponentLookup):

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            def __init__(self, sm):

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                self.sitemanager = sm

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        gsm = getGlobalSiteManager()

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        gsm.registerAdapter(Global, (IBar,), IFoo, '')

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        sm1 = Components('sm1', bases=(gsm, ))

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        sm1.registerAdapter(Local, (IBar,), IFoo, '')

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        bar = Bar()

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        adapted = self._callFUT(bar, IFoo, '', context=Context(sm1))

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        self.assertTrue(adapted.__class__ is Local)

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        self.assertTrue(adapted.context is bar)

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class Test_getMultiAdapter(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import getMultiAdapter

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        return getMultiAdapter(*args, **kw)

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    def test_anonymous_nonesuch(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import ComponentLookupError

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        class IFoo(Interface):

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            pass

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        self.assertRaises(ComponentLookupError,

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    def test_named_nonesuch(self):

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        from zope.interface import Interface

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        from zope.interface.interfaces import ComponentLookupError

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        class IFoo(Interface):

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            pass

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        self.assertRaises(ComponentLookupError,

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    def test_anonymous_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        class IBaz(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IBaz)

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        class Baz:

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            pass

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        @implementer(IFoo)

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        class FooAdapter:

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            def __init__(self, first, second):

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                self.first, self.second = first, second

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        getGlobalSiteManager().registerAdapter(

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        bar = Bar()

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        baz = Baz()

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        adapted = self._callFUT((bar, baz), IFoo, '')

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        self.assertTrue(adapted.__class__ is FooAdapter)

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        self.assertTrue(adapted.first is bar)

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        self.assertTrue(adapted.second is baz)

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    def test_anonymous_hit_registered_for_None(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        class IBaz(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IFoo)

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        class FooAdapter:

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            def __init__(self, first, second):

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                self.first, self.second = first, second

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        getGlobalSiteManager().registerAdapter(

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        bar = Bar()

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        baz = object()

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        adapted = self._callFUT((bar, baz), IFoo, '')

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        self.assertTrue(adapted.__class__ is FooAdapter)

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        self.assertTrue(adapted.first is bar)

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        self.assertTrue(adapted.second is baz)

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    def test_named_hit(self):

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        from zope.interface import Interface

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        from zope.interface import implementer

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        from zope.component import getGlobalSiteManager

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        class IFoo(Interface):

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            pass

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        class IBar(Interface):

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            pass

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        class IBaz(Interface):

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            pass

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        @implementer(IBar)

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        class Bar:

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            pass

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        @implementer(IBaz)

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        class Baz:

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            pass

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        @implementer(IFoo)

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        class FooAdapter:

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            def __init__(self, first, second):

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                self.first, self.second = first, second

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        getGlobalSiteManager().registerAdapter(

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        bar = Bar()

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        baz = Baz()

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        adapted = self._callFUT((bar, baz), IFoo, 'named')

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        self.assertTrue(adapted.__class__ is FooAdapter)

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        self.assertTrue(adapted.first is bar)

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        self.assertTrue(adapted.second is baz)

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class Test_queryMultiAdapter(unittest.TestCase):

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    from zope.component.testing import setUp

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    from zope.component.testing import tearDown

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    def _callFUT(self, *args, **kw):

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        from zope.component import queryMultiAdapter

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        return queryMultiAdapter(*args, **kw)

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    def test_anonymous_nonesuch(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

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        self.assertEqual(self._callFUT((object(), object()), IFoo, '',

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    def test_named_nonesuch(self):

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        from zope.interface import Interface

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        class IFoo(Interface):

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            pass

1✔

566

        self.assertEqual(self._callFUT((object(), object()), IFoo, 'bar'),

1✔

569

    def test_anonymous_hit(self):

1✔

570

        from zope.interface import Interface

1✔

571

        from zope.interface import implementer

1✔

573

        from zope.component import getGlobalSiteManager

1✔

575

        class IFoo(Interface):

1✔

576

            pass

1✔

578

        class IBar(Interface):

1✔

579

            pass

1✔

581

        class IBaz(Interface):

1✔

582

            pass

1✔

584

        @implementer(IBar)

1✔

585

        class Bar:

1✔

586

            pass

1✔

588

        @implementer(IBaz)

1✔

589

        class Baz:

1✔

590

            pass

1✔

592

        @implementer(IFoo)

1✔

593

        class FooAdapter:

1✔

594

            def __init__(self, first, second):

1✔

595

                self.first, self.second = first, second

1✔

596

        getGlobalSiteManager().registerAdapter(

1✔

598

        bar = Bar()

1✔

599

        baz = Baz()

1✔

600

        adapted = self._callFUT((bar, baz), IFoo, '')

1✔

601

        self.assertTrue(adapted.__class__ is FooAdapter)

1✔

602

        self.assertTrue(adapted.first is bar)

1✔

603

        self.assertTrue(adapted.second is baz)

1✔

605

    def test_named_hit(self):

1✔

606

        from zope.interface import Interface

1✔

607

        from zope.interface import implementer

1✔

609

        from zope.component import getGlobalSiteManager

1✔

611

        class IFoo(Interface):

1✔

612

            pass

1✔

614

        class IBar(Interface):

1✔

615

            pass

1✔

617

        class IBaz(Interface):

1✔

618

            pass

1✔

620

        @implementer(IBar)

1✔

621

        class Bar:

1✔

622

            pass

1✔

624

        @implementer(IBaz)

1✔

625

        class Baz:

1✔

626

            pass

1✔

628

        @implementer(IFoo)

1✔

629

        class FooAdapter:

1✔

630

            def __init__(self, first, second):

1✔

631

                self.first, self.second = first, second

1✔

632

        getGlobalSiteManager().registerAdapter(

1✔

634

        bar = Bar()

1✔

635

        baz = Baz()

1✔

636

        adapted = self._callFUT((bar, baz), IFoo, 'named')

1✔

637

        self.assertTrue(adapted.__class__ is FooAdapter)

1✔

638

        self.assertTrue(adapted.first is bar)

1✔

639

        self.assertTrue(adapted.second is baz)

1✔

641

    def test_nested(self):

1✔

642

        from zope.interface import Interface

1✔

643

        from zope.interface import implementer

1✔

644

        from zope.interface.registry import Components

1✔

646

        from zope.component import getGlobalSiteManager

1✔

647

        from zope.component.tests.examples import ConformsToIComponentLookup

1✔

649

        class IFoo(Interface):

1✔

650

            pass

1✔

652

        class IBar(Interface):

1✔

653

            pass

1✔

655

        class IBaz(Interface):

1✔

656

            pass

1✔

658

        @implementer(IBar)

1✔

659

        class Bar:

1✔

660

            pass

1✔

662

        @implementer(IBaz)

1✔

663

        class Baz:

1✔

664

            pass

1✔

666

        @implementer(IFoo)

1✔

667

        class Global:

1✔

668

            __init__ = fails_if_called(self)

1✔

670

        @implementer(IFoo)

1✔

671

        class Local:

1✔

672

            def __init__(self, first, second):

1✔

673

                self.first, self.second = first, second

1✔

675

        class Context(ConformsToIComponentLookup):

1✔

676

            def __init__(self, sm):

1✔

677

                self.sitemanager = sm

1✔

678

        gsm = getGlobalSiteManager()

1✔

679

        gsm.registerAdapter(Global, (IBar, IBaz), IFoo, '')

1✔

680

        sm1 = Components('sm1', bases=(gsm, ))

1✔

681

        sm1.registerAdapter(Local, (IBar, IBaz), IFoo, '')

1✔

682

        bar = Bar()

1✔

683

        baz = Baz()

1✔

684

        adapted = self._callFUT((bar, baz), IFoo, '', context=Context(sm1))

1✔

685

        self.assertTrue(adapted.__class__ is Local)

1✔

686

        self.assertTrue(adapted.first is bar)

1✔

687

        self.assertTrue(adapted.second is baz)

1✔

689

    def test_wo_sitemanager(self):

1✔

690

        from zope.interface import Interface

1✔

691

        from zope.interface import implementer

1✔

692

        from zope.interface.interfaces import ComponentLookupError

1✔

694

        class IFoo(Interface):

1✔

695

            pass

1✔

697

        class IBar(Interface):

1✔

698

            pass

1✔

700

        class IBaz(Interface):

1✔

701

            pass

1✔

703

        @implementer(IBar)

1✔

704

        class Bar:

1✔

705

            pass

1✔

707

        @implementer(IBaz)

1✔

708

        class Baz:

1✔

709

            pass

1✔

711

        class Context:

1✔

712

            def __conform__(self, iface):

1✔

713

                raise ComponentLookupError

1✔

714

        bar = Bar()

1✔

715

        baz = Baz()

1✔

716

        adapted = self._callFUT((bar, baz), IFoo, '', context=Context())

1✔

717

        self.assertTrue(adapted is None)

1✔

720

class Test_getAdapters(unittest.TestCase):

1✔

722

    from zope.component.testing import setUp

1✔

723

    from zope.component.testing import tearDown

1✔

725

    def _callFUT(self, *args, **kw):

1✔

726

        from zope.component import getAdapters

1✔

727

        return getAdapters(*args, **kw)

1✔

729

    def test_nonesuch(self):

1✔

730

        from zope.interface import Interface

1✔

732

        class IFoo(Interface):

1✔

733

            pass

1✔

734

        self.assertEqual(list(self._callFUT((object(),), IFoo)), [])

1✔

736

    def test_hit(self):

1✔

737

        from zope.interface import Interface

1✔

739

        from zope.component import getGlobalSiteManager

1✔

741

        class IFoo(Interface):

1✔

742

            pass

1✔

744

        class BarAdapter:

1✔

745

            def __init__(self, context):

1✔

746

                self.context = context

1✔

748

        class BazAdapter:

1✔

749

            def __init__(self, context):

1✔

750

                self.context = context

1✔

751

        gsm = getGlobalSiteManager()

1✔

752

        gsm.registerAdapter(BarAdapter, (None,), IFoo)

1✔

753

        gsm.registerAdapter(BazAdapter, (None,), IFoo, name='bar')

1✔

754

        tuples = list(self._callFUT((object(),), IFoo))

1✔

755

        self.assertEqual(len(tuples), 2)

1✔

756

        names = [(x, y.__class__.__name__) for x, y in tuples]

1✔

757

        self.assertTrue(('', 'BarAdapter') in names)

1✔

758

        self.assertTrue(('bar', 'BazAdapter') in names)

1✔

760

    def test_wo_sitemanager(self):

1✔

761

        from zope.interface import Interface

1✔

762

        from zope.interface import implementer

1✔

763

        from zope.interface.interfaces import ComponentLookupError

1✔

765

        class IFoo(Interface):

1✔

766

            pass

1✔

768

        class IBar(Interface):

1✔

769

            pass

1✔

771

        class IBaz(Interface):

1✔

772

            pass

1✔

774

        @implementer(IBar)

1✔

775

        class Bar:

1✔

776

            pass

1✔

778

        @implementer(IBaz)

1✔

779

        class Baz:

1✔

780

            pass

1✔

782

        class Context:

1✔

783

            def __conform__(self, iface):

1✔

784

                raise ComponentLookupError

1✔

785

        bar = Bar()

1✔

786

        baz = Baz()

1✔

787

        adapted = self._callFUT((bar, baz), IFoo, context=Context())

1✔

788

        self.assertEqual(adapted, [])

1✔

791

class Test_subscribers(unittest.TestCase):

1✔

793

    from zope.component.testing import setUp

1✔

794

    from zope.component.testing import tearDown

1✔

796

    def _callFUT(self, *args, **kw):

1✔

797

        from zope.component import subscribers

1✔

798

        return subscribers(*args, **kw)

1✔

800

    def test_nonesuch(self):

1✔

801

        from zope.interface import Interface

1✔

803

        class IFoo(Interface):

1✔

804

            pass

1✔

805

        subscribers = self._callFUT((object,), IFoo)

1✔

806

        self.assertEqual(subscribers, [])

1✔

808

    def test_hit(self):

1✔

809

        from zope.interface import Interface

1✔

811

        from zope.component import getGlobalSiteManager

1✔

813

        class IFoo(Interface):

1✔

814

            pass

1✔

816

        class BarAdapter:

1✔

817

            def __init__(self, context):

1✔

818

                self.context = context

1✔

820

        class BazAdapter:

1✔

821

            def __init__(self, context):

1✔

822

                self.context = context

1✔

823

        gsm = getGlobalSiteManager()

1✔

824

        gsm.registerSubscriptionAdapter(BarAdapter, (None,), IFoo)

1✔

825

        gsm.registerSubscriptionAdapter(BazAdapter, (None,), IFoo)

1✔

826

        subscribers = self._callFUT((object(),), IFoo)

1✔

827

        self.assertEqual(len(subscribers), 2)

1✔

828

        names = [(x.__class__.__name__) for x in subscribers]

1✔

829

        self.assertTrue('BarAdapter' in names)

1✔

830

        self.assertTrue('BazAdapter' in names)

1✔

832

    def test_wo_sitemanager(self):

1✔

833

        from zope.interface import Interface

1✔

834

        from zope.interface.interfaces import ComponentLookupError

1✔

836

        class IFoo(Interface):

1✔

837

            pass

1✔

839

        class Context:

1✔

840

            def __conform__(self, iface):

1✔

841

                raise ComponentLookupError

1✔

842

        subscribers = self._callFUT((object,), IFoo, context=Context())

1✔

843

        self.assertEqual(subscribers, [])

1✔

846

class Test_handle(unittest.TestCase):

1✔

848

    from zope.component.testing import setUp

1✔

849

    from zope.component.testing import tearDown

1✔

851

    def _callFUT(self, *args, **kw):

1✔

852

        from zope.component import handle

1✔

853

        return handle(*args, **kw)

1✔

855

    def test_nonesuch(self):

1✔

856

        from zope.interface import Interface

1✔

858

        class IFoo(Interface):

1✔

859

            pass

1✔

860

        self._callFUT((object,), IFoo)  # doesn't raise

1✔

862

    def test_hit(self):

1✔

863

        from zope.interface import Interface

1✔

864

        from zope.interface import implementer

1✔

866

        from zope.component import getGlobalSiteManager

1✔

868

        class IFoo(Interface):

1✔

869

            pass

1✔

871

        @implementer(IFoo)

1✔

872

        class Foo:

1✔

873

            pass

1✔

874

        _called = []

1✔

876

        def _bar(context):

1✔

877

            _called.append('_bar')

1✔

879

        def _baz(context):

1✔

880

            _called.append('_baz')

1✔

881

        gsm = getGlobalSiteManager()

1✔

882

        gsm.registerHandler(_bar, (IFoo,))

1✔

883

        gsm.registerHandler(_baz, (IFoo,))

1✔

884

        self._callFUT(Foo())

1✔

885

        self.assertEqual(len(_called), 2, _called)

1✔

886

        self.assertTrue('_bar' in _called)

1✔

887

        self.assertTrue('_baz' in _called)

1✔

890

class Test_getUtility(unittest.TestCase):

1✔

892

    from zope.component.testing import setUp

1✔

893

    from zope.component.testing import tearDown

1✔

895

    def _callFUT(self, *args, **kw):

1✔

896

        from zope.component._api import getUtility

1✔

897

        return getUtility(*args, **kw)

1✔

899

    def test_anonymous_nonesuch(self):

1✔

900

        from zope.interface import Interface

1✔

901

        from zope.interface.interfaces import ComponentLookupError

1✔

903

        class IFoo(Interface):

1✔

904

            pass

1✔

905

        self.assertRaises(ComponentLookupError, self._callFUT, IFoo)

1✔

907

    def test_named_nonesuch(self):

1✔

908

        from zope.interface import Interface

1✔

909

        from zope.interface.interfaces import ComponentLookupError

1✔

911

        class IFoo(Interface):

1✔

912

            pass

1✔

913

        self.assertRaises(ComponentLookupError,

1✔

916

    def test_anonymous_hit(self):

1✔

917

        from zope.interface import Interface

1✔

919

        from zope.component import getGlobalSiteManager

1✔

921

        class IFoo(Interface):

1✔

922

            pass

1✔

923

        obj = object()

1✔

924

        getGlobalSiteManager().registerUtility(obj, IFoo)

1✔

925

        self.assertTrue(self._callFUT(IFoo) is obj)

1✔

927

    def test_named_hit(self):

1✔

928

        from zope.interface import Interface

1✔

930

        from zope.component import getGlobalSiteManager

1✔

932

        class IFoo(Interface):

1✔

933

            pass

1✔

934

        obj = object()

1✔

935

        getGlobalSiteManager().registerUtility(obj, IFoo, name='bar')

1✔

936

        self.assertTrue(self._callFUT(IFoo, name='bar') is obj)

1✔

938

    def test_w_conforming_context(self):

1✔

939

        from zope.interface import Interface

1✔

941

        from zope.component import getGlobalSiteManager

1✔

942

        from zope.component.tests.examples import ConformsToIComponentLookup

1✔

944

        class SM:

1✔

945

            def __init__(self, obj):

1✔

946

                self._obj = obj

1✔

948

            def queryUtility(self, interface, name, default):

1✔

949

                return self._obj

1✔

951

        class IFoo(Interface):

1✔

952

            pass

1✔

953

        obj1 = object()

1✔

954

        obj2 = object()

1✔

955

        sm = SM(obj2)

1✔

956

        context = ConformsToIComponentLookup(sm)

1✔

957

        getGlobalSiteManager().registerUtility(obj1, IFoo)

1✔

958

        self.assertTrue(self._callFUT(IFoo, context=context) is obj2)

1✔

961

class Test_queryUtility(unittest.TestCase):

1✔

963

    from zope.component.testing import setUp

1✔

964

    from zope.component.testing import tearDown

1✔

966

    def _callFUT(self, *args, **kw):

1✔

967

        from zope.component._api import queryUtility

1✔

968

        return queryUtility(*args, **kw)

1✔

970

    def test_anonymous_nonesuch(self):

1✔

971

        from zope.interface import Interface

1✔

973

        class IFoo(Interface):

1✔

974

            pass

1✔

975

        self.assertEqual(self._callFUT(IFoo), None)

1✔

977

    def test_anonymous_nonesuch_w_default(self):

1✔

978

        from zope.interface import Interface

1✔

980

        class IFoo(Interface):

1✔

981

            pass

1✔

982

        obj = object()

1✔

983

        self.assertTrue(self._callFUT(IFoo, default=obj) is obj)

1✔

985

    def test_named_nonesuch(self):

1✔

986

        from zope.interface import Interface

1✔

988

        class IFoo(Interface):

1✔

989

            pass

1✔

990

        self.assertEqual(self._callFUT(IFoo, name='bar'), None)

1✔

992

    def test_named_nonesuch_w_default(self):

1✔

993

        from zope.interface import Interface

1✔

995

        class IFoo(Interface):

1✔

996

            pass

1✔

997

        obj = object()

1✔

998

        self.assertTrue(self._callFUT(IFoo, name='bar', default=obj) is obj)

1✔

1000

    def test_anonymous_hit(self):

1✔

1001

        from zope.interface import Interface

1✔

1003

        from zope.component import getGlobalSiteManager

1✔

1005

        class IFoo(Interface):

1✔

1006

            pass

1✔

1007

        obj = object()

1✔

1008

        getGlobalSiteManager().registerUtility(obj, IFoo)

1✔

1009

        self.assertTrue(self._callFUT(IFoo) is obj)

1✔

1011

    def test_named_hit(self):

1✔

1012

        from zope.interface import Interface

1✔

1014

        from zope.component import getGlobalSiteManager

1✔

1016

        class IFoo(Interface):

1✔

1017

            pass

1✔

1018

        obj = object()

1✔

1019

        getGlobalSiteManager().registerUtility(obj, IFoo, name='bar')

1✔

1020

        self.assertTrue(self._callFUT(IFoo, name='bar') is obj)

1✔

1022

    def test_w_conforming_context(self):

1✔

1023

        from zope.interface import Interface

1✔

1025

        from zope.component import getGlobalSiteManager

1✔

1026

        from zope.component.tests.examples import ConformsToIComponentLookup

1✔

1028

        class SM:

1✔

1029

            def __init__(self, obj):

1✔

1030

                self._obj = obj

1✔

1032

            def queryUtility(self, interface, name, default):

1✔

1033

                return self._obj

1✔

1035

        class IFoo(Interface):

1✔

1036

            pass

1✔

1037

        obj1 = object()

1✔

1038

        obj2 = object()

1✔

1039

        sm = SM(obj2)

1✔

1040

        context = ConformsToIComponentLookup(sm)

1✔

1041

        getGlobalSiteManager().registerUtility(obj1, IFoo)

1✔

1042

        self.assertTrue(self._callFUT(IFoo, context=context) is obj2)

1✔

1045

class Test_getUtilitiesFor(unittest.TestCase):

1✔

1047

    from zope.component.testing import setUp

1✔

1048

    from zope.component.testing import tearDown

1✔

1050

    def _callFUT(self, *args, **kw):

1✔

1051

        from zope.component._api import getUtilitiesFor

1✔

1052

        return getUtilitiesFor(*args, **kw)

1✔

1054

    def test_nonesuch(self):

1✔

1055

        from zope.interface import Interface

1✔

1057

        class IFoo(Interface):

1✔

1058

            pass

1✔

1059

        self.assertEqual(list(self._callFUT(IFoo)), [])

1✔

1061

    def test_hit(self):

1✔

1062

        from zope.interface import Interface

1✔

1064

        from zope.component import getGlobalSiteManager

1✔

1066

        class IFoo(Interface):

1✔

1067

            pass

1✔

1068

        obj = object()

1✔

1069

        obj1 = object()

1✔

1070

        getGlobalSiteManager().registerUtility(obj, IFoo)

1✔

1071

        getGlobalSiteManager().registerUtility(obj1, IFoo, name='bar')

1✔

1072

        tuples = list(self._callFUT(IFoo))

1✔

1073

        self.assertEqual(len(tuples), 2)

1✔

1074

        self.assertTrue(('', obj) in tuples)

1✔

1075

        self.assertTrue(('bar', obj1) in tuples)

1✔

1078

class Test_getAllUtilitiesRegisteredFor(unittest.TestCase):

1✔

1080

    from zope.component.testing import setUp

1✔

1081

    from zope.component.testing import tearDown

1✔

1083

    def _callFUT(self, *args, **kw):

1✔

1084

        from zope.component import getAllUtilitiesRegisteredFor

1✔

1085

        return getAllUtilitiesRegisteredFor(*args, **kw)

1✔

1087

    def test_nonesuch(self):

1✔

1088

        from zope.interface import Interface

1✔

1090

        class IFoo(Interface):

1✔

1091

            pass

1✔

1092

        self.assertEqual(list(self._callFUT(IFoo)), [])

1✔

1094

    def test_hit(self):

1✔

1095

        from zope.interface import Interface

1✔

1097

        from zope.component import getGlobalSiteManager

1✔

1099

        class IFoo(Interface):

1✔

1100

            pass

1✔

1102

        class IBar(IFoo):

1✔

1103

            pass

1✔

1104

        obj = object()

1✔

1105

        obj1 = object()

1✔

1106

        obj2 = object()

1✔

1107

        getGlobalSiteManager().registerUtility(obj, IFoo)

1✔

1108

        getGlobalSiteManager().registerUtility(obj1, IFoo, name='bar')

1✔

1109

        getGlobalSiteManager().registerUtility(obj2, IBar)

1✔

1110

        uts = list(self._callFUT(IFoo))

1✔

1111

        self.assertEqual(len(uts), 3)

1✔

1112

        self.assertTrue(obj in uts)

1✔

1113

        self.assertTrue(obj1 in uts)

1✔

1114

        self.assertTrue(obj2 in uts)

1✔

1117

class Test_getNextUtility(unittest.TestCase):

1✔

1119

    from zope.component.testing import setUp

1✔

1120

    from zope.component.testing import tearDown

1✔

1122

    def _callFUT(self, *args, **kw):

1✔

1123

        from zope.component import getNextUtility

1✔

1124

        return getNextUtility(*args, **kw)

1✔

1126

    def test_global(self):

1✔

1127

        from zope.component import getGlobalSiteManager

1✔

1128

        from zope.component.interface import ComponentLookupError

1✔

1129

        gsm = getGlobalSiteManager()

1✔

1130

        gutil = _makeMyUtility('global', gsm)

1✔

1131

        gsm.registerUtility(gutil, IMyUtility, 'myutil')

1✔

1132

        self.assertRaises(ComponentLookupError,

1✔

1135

    def test_nested(self):

1✔

1136

        from zope.interface.interfaces import IComponentLookup

1✔

1137

        from zope.interface.registry import Components

1✔

1139

        from zope.component import getGlobalSiteManager

1✔

1140

        gsm = getGlobalSiteManager()

1✔

1141

        gutil = _makeMyUtility('global', gsm)

1✔

1142

        gsm.registerUtility(gutil, IMyUtility, 'myutil')

1✔

1143

        sm1 = Components('sm1', bases=(gsm, ))

1✔

1144

        sm1_1 = Components('sm1_1', bases=(sm1, ))

1✔

1145

        util1 = _makeMyUtility('one', sm1)

1✔

1146

        sm1.registerUtility(util1, IMyUtility, 'myutil')

1✔

1147

        self.assertTrue(IComponentLookup(util1) is sm1)

1✔

1148

        self.assertTrue(self._callFUT(util1, IMyUtility, 'myutil') is gutil)

1✔

1149

        util1_1 = _makeMyUtility('one-one', sm1_1)

1✔

1150

        sm1_1.registerUtility(util1_1, IMyUtility, 'myutil')

1✔

1151

        self.assertTrue(IComponentLookup(util1_1) is sm1_1)

1✔

1152

        self.assertTrue(self._callFUT(util1_1, IMyUtility, 'myutil') is util1)

1✔

1155

class Test_queryNextUtility(unittest.TestCase):

1✔

1157

    from zope.component.testing import setUp

1✔

1158

    from zope.component.testing import tearDown

1✔

1160

    def _callFUT(self, *args, **kw):

1✔

1161

        from zope.component import queryNextUtility

1✔

1162

        return queryNextUtility(*args, **kw)

1✔

1164

    def test_global(self):

1✔

1165

        from zope.component import getGlobalSiteManager

1✔

1166

        gsm = getGlobalSiteManager()

1✔

1167

        gutil = _makeMyUtility('global', gsm)

1✔

1168

        gsm.registerUtility(gutil, IMyUtility, 'myutil')

1✔

1169

        self.assertEqual(self._callFUT(gutil, IMyUtility, 'myutil'), None)

1✔

1171

    def test_nested(self):

1✔

1172

        from zope.interface.registry import Components

1✔

1174

        from zope.component import getGlobalSiteManager

1✔

1175

        gsm = getGlobalSiteManager()

1✔

1176

        gutil = _makeMyUtility('global', gsm)

1✔

1177

        gsm.registerUtility(gutil, IMyUtility, 'myutil')

1✔

1178

        sm1 = Components('sm1', bases=(gsm, ))

1✔

1179

        sm1_1 = Components('sm1_1', bases=(sm1, ))

1✔

1180

        util1 = _makeMyUtility('one', sm1)

1✔

1181

        sm1.registerUtility(util1, IMyUtility, 'myutil')

1✔

1182

        util1_1 = _makeMyUtility('one-one', sm1_1)

1✔

1183

        sm1_1.registerUtility(util1_1, IMyUtility, 'myutil')

1✔

1184

        myregistry = Components()

1✔

1185

        custom_util = _makeMyUtility('my_custom_util', myregistry)

1✔

1186

        myregistry.registerUtility(custom_util, IMyUtility, 'my_custom_util')

1✔

1187

        sm1.__bases__ = (myregistry,) + sm1.__bases__

1✔

1189

        self.assertTrue(self._callFUT(sm1, IMyUtility, 'my_custom_util')

1✔

1191

        self.assertTrue(self._callFUT(sm1, IMyUtility, 'myutil') is gutil)

1✔

1193

    def test_wo_sitemanager(self):

1✔

1194

        from zope.interface import Interface

1✔

1195

        from zope.interface.interfaces import ComponentLookupError

1✔

1197

        class IFoo(Interface):

1✔

1198

            pass

1✔

1200

        class Context:

1✔

1201

            def __conform__(self, iface):

1✔

1202

                raise ComponentLookupError

1✔

1203

        self.assertEqual(self._callFUT(Context(), IFoo, 'myutil'), None)

1✔

1206

class Test_createObject(unittest.TestCase):

1✔

1208

    from zope.component.testing import setUp

1✔

1209

    from zope.component.testing import tearDown

1✔

1211

    def _callFUT(self, *args, **kw):

1✔

1212

        from zope.component import createObject

1✔

1213

        return createObject(*args, **kw)

1✔

1215

    def test_miss(self):

1✔

1216

        from zope.interface.interfaces import ComponentLookupError

1✔

1217

        self.assertRaises(ComponentLookupError, self._callFUT, 'nonesuch')

1✔

1219

    def test_hit(self):

1✔

1220

        from zope.component.interfaces import IFactory

1✔

1221

        _object = object()

1✔

1222

        _factory_called = []

1✔

1224

        def _factory(*args, **kw):

1✔

1225

            _factory_called.append((args, kw))

1✔

1226

            return _object

1✔

1228

        class Context:

1✔

1229

            def __conform__(self, iface):

1✔

1230

                return self

1✔

1232

            def queryUtility(self, iface, name, default, _test=self):

1✔

1233

                _test.assertIs(iface, IFactory)

1✔

1234

                _test.assertEqual(name, 'test')

1✔

1235

                return _factory

1✔

1237

        context = Context()

1✔

1238

        self.assertTrue(self._callFUT('test', context=context) is _object)

1✔

1239

        self.assertEqual(_factory_called, [((), {})])

1✔

1242

class Test_getFactoryInterfaces(unittest.TestCase):

1✔

1244

    from zope.component.testing import setUp

1✔

1245

    from zope.component.testing import tearDown

1✔

1247

    def _callFUT(self, *args, **kw):

1✔

1248

        from zope.component import getFactoryInterfaces

1✔

1249

        return getFactoryInterfaces(*args, **kw)

1✔

1251

    def test_miss(self):

1✔

1252

        from zope.interface.interfaces import ComponentLookupError

1✔

1253

        self.assertRaises(ComponentLookupError, self._callFUT, 'nonesuch')

1✔

1255

    def test_hit(self):

1✔

1256

        from zope.interface import Interface

1✔

1258

        from zope.component.interfaces import IFactory

1✔

1260

        class IFoo(Interface):

1✔

1261

            pass

1✔

1263

        class _Factory:

1✔

1264

            def getInterfaces(self):

1✔

1265

                return [IFoo]

1✔

1267

        class Context:

1✔

1268

            def __conform__(self, iface):

1✔

1269

                return self

1✔

1271

            def queryUtility(self, iface, name, default, _test=self):

1✔

1272

                _test.assertIs(iface, IFactory)

1✔

1273

                _test.assertEqual(name, 'test')

1✔

1274

                return _Factory()

1✔

1276

        context = Context()

1✔

1277

        self.assertEqual(self._callFUT('test', context=context), [IFoo])

1✔

1280

class Test_getFactoriesFor(unittest.TestCase):

1✔

1282

    from zope.component.testing import setUp

1✔

1283

    from zope.component.testing import tearDown

1✔

1285

    def _callFUT(self, *args, **kw):

1✔

1286

        from zope.component import getFactoriesFor

1✔

1287

        return getFactoriesFor(*args, **kw)

1✔

1289

    def test_no_factories_registered(self):

1✔

1290

        from zope.interface import Interface

1✔

1292

        class IFoo(Interface):

1✔

1293

            pass

1✔

1294

        self.assertEqual(list(self._callFUT(IFoo)), [])

1✔

1296

    def test_w_factory_returning_spec(self):

1✔

1297

        from zope.interface import Interface

1✔

1298

        from zope.interface import implementer

1✔

1299

        from zope.interface import providedBy

1✔

1301

        from zope.component.interfaces import IFactory

1✔

1303

        class IFoo(Interface):

1✔

1304

            pass

1✔

1306

        class IBar(Interface):

1✔

1307

            pass

1✔

1309

        @implementer(IFoo, IBar)

1✔

1310

        class _Factory:

1✔

1311

            def getInterfaces(self):

1✔

1312

                return providedBy(self)

1✔

1313

        _factory = _Factory()

1✔

1315

        class Context:

1✔

1316

            def __conform__(self, iface):

1✔

1317

                return self

1✔

1319

            def getUtilitiesFor(self, iface):

1✔

1321

                    return [('test', _factory)]

1✔

1322

        self.assertEqual(list(self._callFUT(IFoo, context=Context())),

1✔

1324

        self.assertEqual(list(self._callFUT(IBar, context=Context())),

1✔

1327

    def test_w_factory_returning_list_of_interfaces(self):

1✔

1328

        from zope.interface import Interface

1✔

1330

        from zope.component.interfaces import IFactory

1✔

1332

        class IFoo(Interface):

1✔

1333

            pass

1✔

1335

        class IBar(Interface):

1✔

1336

            pass

1✔

1338

        class _Factory:

1✔

1339

            def getInterfaces(self):

1✔

1340

                return [IFoo, IBar]

1✔

1341

        _factory = _Factory()

1✔

1343

        class Context:

1✔

1344

            def __conform__(self, iface):

1✔

1345

                return self

1✔

1347

            def getUtilitiesFor(self, iface):

1✔

1349

                    return [('test', _factory)]

1✔

1350

        self.assertEqual(list(self._callFUT(IFoo, context=Context())),

1✔

1352

        self.assertEqual(list(self._callFUT(IBar, context=Context())),

1✔

1356

IMyUtility = None

1✔

1359

def _makeMyUtility(name, sm):

1✔

1361

    from zope.interface import Interface

1✔

1362

    from zope.interface import implementer

1✔

1364

    from zope.component.tests.examples import ConformsToIComponentLookup

1✔

1366

    if IMyUtility is None:

1✔

1367

        class IMyUtility(Interface):

1✔

1368

            pass

1✔

1370

    @implementer(IMyUtility)

1✔

1371

    class MyUtility(ConformsToIComponentLookup):

1✔

1372

        def __init__(self, id, sm):

1✔

1373

            self.id = id

1✔

1374

            self.sitemanager = sm

1✔

1376

    return MyUtility(name, sm)

1✔

zopefoundation / zope.component / 4696882551

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zopefoundation / zope.component / 4696882551

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